Trail Running calendar near Harwich 2025-2026

We have found 152 Trailruns within 80 miles of Harwich. See below where and when you can find the races.

Pumpkin Plod is a unique running event held at Ferry Meadows, one of the largest country parks near Peterborough. Participants can choose between a 6-hour or 4-hour race, completing as many laps as they can on a 5.3k multi-terrain course featuring gravel paths and grassy areas. This event caters to ..

November 2025

The Winter Warrior 50km Ultra is a challenging trail ultramarathon taking place from Norwich to Diss, following the scenic Boudicca Way. Scheduled for November 1, 2025, this well-marked course offers a beautiful yet demanding experience, especially with the winter weather conditions. Participants ha..

The Chiltern Ridge Winter 50K is a trail running event set to take place on November 8, 2025, starting and finishing at Berkhamsted Cricket Club. This challenging 50K loop features scenic trails, including significant sections along The Ridgeway, and offers participants stunning views and woodland p..

Remembrance Sunday 2025 is a unique running event scheduled for November 9, 2025, in Brightlingsea, Essex. Participants can engage in a traffic-free, looped trail course, with options to run a marathon or half marathon within a six-hour time limit. The event features a moment of silence at 11 am to ..

The Governor Backyard Ultra is a unique endurance race held within the historic walls of HMP Hellfire. Participants face a challenging 4.167-mile course every hour, aiming to be the last runner standing for the coveted Governor’s Pardon. This event tests grit and determination, offering an unforgett..

The Zigzag - 2025 Turkey Trot Challenge is a unique six-hour running event taking place at the Suffolk Running Centre in Bury St Edmunds. Participants can run as far as they wish within the time limit, with the option to rest between laps. This event caters to runners of all levels, from beginners a..

The Kingston 10k is an exciting running event that takes place in Kingston, starting and finishing at the Kingston Hawker Centre. Participants will enjoy a scenic route through the streets of Kingston and along the river towpath. The event promotes community spirit and supports the Kingston Hospital..

The Zigzag St Andrews Day Challenge is a unique running event taking place at Brandon Country Park in Suffolk. Participants can choose between a 6-hour or 4-hour timed event, running as far as they can on a scenic 5.3k multi-terrain loop through Thetford Forest. This event caters to runners of all l..

December 2025

The ATW Grafham Water - Trail & Canicross event invites participants to enjoy a scenic 10-mile trail run around the picturesque Grafham Water reservoir in Cambridgeshire. The route begins on the iconic dam and features fast-running trails through a Woodland Nature Reserve, past Dragonfly Pond, and a..

Bauble Bimble is a festive running event held at Ferry Meadows, a scenic country park near Peterborough. Participants can choose between a 6-hour or 4-hour race, completing as many laps as they can on a 5.3k multi-terrain course. This event is suitable for runners of all levels, from beginners aimin..

'Twas The Run Before Christmas is a festive running event held at Brandon Country Park in Suffolk, set within Thetford Forest. Participants can choose between a 6-hour or 4-hour timed race, completing laps on a 5.3k multi-terrain course featuring gravel paths and grassy areas. This event is suitable..

The Christmas Canter is a festive running event taking place at the Suffolk Running Centre in Bury St Edmunds. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and ultra, with a seven-hour cut-off time. The course features scenic routes through local v..